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https://issues.apache.org/jira/browse/DIRMINA-1034?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15248007#comment-15248007
]
frank commented on DIRMINA-1034:
--------------------------------
When run under JDK 7, it will throw this exception. because this called method
is defined since JDK 8.
change this method call to an appropriate method which is defined in JDK 7 will
keep mina compatible with JDK7
> java.lang.NoSuchMethodError on
> java.util.concurrent.ConcurrentHashMap.keySet()Ljava/util/concurrent/ConcurrentHashMap$KeySetView
> --------------------------------------------------------------------------------------------------------------------------------
>
> Key: DIRMINA-1034
> URL: https://issues.apache.org/jira/browse/DIRMINA-1034
> Project: MINA
> Issue Type: Bug
> Components: Handler
> Affects Versions: 2.0.10, 2.0.11, 2.0.12, 2.0.13
> Environment: Oracle JDK 7
> Reporter: frank
> Priority: Critical
> Fix For: 2.0.14
>
>
> [WARN] [NioProcessor-2] org.apache.mina.core.filterchain.DefaultIoFilterChain
> - Unexpected exception from exceptionCaught handler.
> java.lang.NoSuchMethodError:
> java.util.concurrent.ConcurrentHashMap.keySet()Ljava/util/concurrent/ConcurrentHashMap$KeySetView;
> at
> org.apache.mina.core.session.DefaultIoSessionDataStructureFactory$DefaultIoSessionAttributeMap.getAttributeKeys(DefaultIoSessionDataStructureFactory.java:165)
> at
> org.apache.mina.core.session.AbstractIoSession.getAttributeKeys(AbstractIoSession.java:654)
> at
> org.red5.server.net.rtmp.RTMPMinaIoHandler$1.operationComplete(RTMPMinaIoHandler.java:240)
> at
> org.red5.server.net.rtmp.RTMPMinaIoHandler$1.operationComplete(RTMPMinaIoHandler.java:234)
> at
> org.apache.mina.core.future.DefaultIoFuture.notifyListener(DefaultIoFuture.java:411)
> at
> org.apache.mina.core.future.DefaultIoFuture.addListener(DefaultIoFuture.java:345)
> at
> org.apache.mina.core.future.DefaultCloseFuture.addListener(DefaultCloseFuture.java:78)
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